Sunada, Satoshi
Uchida, Atsushi
Funding for this research was provided by:
JST PRESTO (JPMJPR19M4)
Japan Society for the Promotion of Science (KAKENHI JP16K04974, KAKENHI JP19H00868)
Okawa Foundation for Information and Telecommunications
Article History
Received: 1 August 2019
Accepted: 21 November 2019
First Online: 13 December 2019
Competing interests
: The authors declare no competing interests.